EP0649164A3 - Metal halide lamp. - Google Patents

Metal halide lamp. Download PDF

Info

Publication number
EP0649164A3
EP0649164A3 EP94307607A EP94307607A EP0649164A3 EP 0649164 A3 EP0649164 A3 EP 0649164A3 EP 94307607 A EP94307607 A EP 94307607A EP 94307607 A EP94307607 A EP 94307607A EP 0649164 A3 EP0649164 A3 EP 0649164A3
Authority
EP
European Patent Office
Prior art keywords
metal halide
halide lamp
lamp
metal
halide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
EP94307607A
Other languages
German (de)
French (fr)
Other versions
EP0649164A2 (en
Inventor
Kouji Kawai
Shigeki Ishihara
Naoki Masuda
Hirohisa Ota
Osamu Yogi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hamamatsu Photonics KK
Original Assignee
Hamamatsu Photonics KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hamamatsu Photonics KK filed Critical Hamamatsu Photonics KK
Publication of EP0649164A2 publication Critical patent/EP0649164A2/en
Publication of EP0649164A3 publication Critical patent/EP0649164A3/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H01J61/523—Heating or cooling particular parts of the lamp
    • H01J61/526—Heating or cooling particular parts of the lamp heating or cooling of electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/073—Main electrodes for high-pressure discharge lamps
    • H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
    • H01J61/827—Metal halide arc lamps
EP94307607A 1993-10-19 1994-10-17 Metal halide lamp. Ceased EP0649164A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP260941/93 1993-10-19
JP5260941A JPH07114902A (en) 1993-10-19 1993-10-19 Metal halide lamp

Publications (2)

Publication Number Publication Date
EP0649164A2 EP0649164A2 (en) 1995-04-19
EP0649164A3 true EP0649164A3 (en) 1995-12-27

Family

ID=17354910

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94307607A Ceased EP0649164A3 (en) 1993-10-19 1994-10-17 Metal halide lamp.

Country Status (3)

Country Link
US (1) US5614787A (en)
EP (1) EP0649164A3 (en)
JP (1) JPH07114902A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3211654B2 (en) * 1996-03-14 2001-09-25 松下電器産業株式会社 High pressure discharge lamp
GB9617322D0 (en) * 1996-08-17 1996-09-25 Ciba Geigy Ag Triazine derivatives and their use
US6084351A (en) * 1996-09-06 2000-07-04 Matsushita Electric Industrial Co., Ltd. Metal halide lamp and temperature control system therefor
BE1010356A6 (en) * 1997-01-10 1998-06-02 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Discharge lamp high pressure base.
WO1998037570A1 (en) * 1997-02-24 1998-08-27 Koninklijke Philips Electronics N.V. A high-pressure metal halide lamp
JP3596448B2 (en) * 2000-09-08 2004-12-02 ウシオ電機株式会社 Short arc type mercury discharge lamp
JP3687582B2 (en) * 2001-09-12 2005-08-24 ウシオ電機株式会社 Discharge lamp
JP2003173763A (en) * 2001-09-28 2003-06-20 Koito Mfg Co Ltd Mercury-free arc tube for discharge lamp device
CN1985346A (en) * 2004-07-09 2007-06-20 皇家飞利浦电子股份有限公司 Electrode for a high-intensity discharge lamp
JP4655767B2 (en) * 2005-06-10 2011-03-23 ウシオ電機株式会社 Discharge lamp
US7952283B2 (en) * 2005-11-09 2011-05-31 General Electric Company High intensity discharge lamp with improved crack control and method of manufacture
US20070262718A1 (en) * 2006-05-12 2007-11-15 Aurongzeb Deeder M Electrode-foil interface structure
US8818322B2 (en) * 2006-06-09 2014-08-26 Trapeze Networks, Inc. Untethered access point mesh system and method
DE102006034833A1 (en) * 2006-07-27 2008-01-31 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH High pressure discharge lamp
US7893619B2 (en) * 2008-07-25 2011-02-22 General Electric Company High intensity discharge lamp
JP6133143B2 (en) * 2013-06-14 2017-05-24 浜松ホトニクス株式会社 Electrode for discharge tube and discharge tube

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB545389A (en) * 1941-01-10 1942-05-22 British Thomson Houston Co Ltd Improvements in electron discharge devices
US3248586A (en) * 1961-11-27 1966-04-26 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Discharge lamp electrode
GB2107921A (en) * 1981-10-15 1983-05-05 Emi Plc Thorn Discharge lamp electrode
GB2199693A (en) * 1986-12-02 1988-07-13 Noblelight Ltd Flash lamps
EP0416937A2 (en) * 1989-09-08 1991-03-13 General Electric Company A xenon-metal halide lamp particularly suited for automotive applications having an improved electrode structure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04280057A (en) * 1991-03-06 1992-10-06 Toshiba Lighting & Technol Corp Electrode for discharge lamp
JPH0582086A (en) * 1991-09-20 1993-04-02 Toshiba Lighting & Technol Corp Metal halide lamp
DE4325679A1 (en) * 1993-07-30 1995-02-02 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Electric lamp with halogen filling

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB545389A (en) * 1941-01-10 1942-05-22 British Thomson Houston Co Ltd Improvements in electron discharge devices
US3248586A (en) * 1961-11-27 1966-04-26 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Discharge lamp electrode
GB2107921A (en) * 1981-10-15 1983-05-05 Emi Plc Thorn Discharge lamp electrode
GB2199693A (en) * 1986-12-02 1988-07-13 Noblelight Ltd Flash lamps
EP0416937A2 (en) * 1989-09-08 1991-03-13 General Electric Company A xenon-metal halide lamp particularly suited for automotive applications having an improved electrode structure

Also Published As

Publication number Publication date
EP0649164A2 (en) 1995-04-19
JPH07114902A (en) 1995-05-02
US5614787A (en) 1997-03-25

Similar Documents

Publication Publication Date Title
HUP9902888A3 (en) Metal halide lamp
EP0682356A3 (en) Metal halide lamp.
EP0588602A3 (en) Lamps.
AU633178B2 (en) Low watt metal halide lamp
GB2284469B (en) Lamp assembly
EP0649164A3 (en) Metal halide lamp.
EP0643452A3 (en) Lamp holder.
EP0769801A3 (en) Metal halide lamp
EP0623945A3 (en) Discharge lamp.
HK1015943A1 (en) Metal halide lamp
GB9407776D0 (en) Metal halide lamp
EP0484116A3 (en) Metal halide lamp
EP0678898A3 (en) Metal halide lamp.
GB2279825B (en) LAmpholder
HU9503684D0 (en) Metal halogenide discharge lamp
EP0628987A3 (en) Metal halide discharge lamp and method of making the same.
EP0660376A3 (en) Electrodeless lamp.
GR950300064T1 (en) Luminaires.
GB2280550B (en) Lampholder
GB9314465D0 (en) Lamp assembly
EP0613047A3 (en) Photographic assembly.
GB9114768D0 (en) Metal halide lamp
EP0571732A3 (en) Metal smeltfurnace.
GB2279511B (en) Lampholder
AU3906493A (en) Metal iodide lamp

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB IT SE

17P Request for examination filed

Effective date: 19960619

17Q First examination report despatched

Effective date: 19970604

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

18R Application refused

Effective date: 20010203